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Environment-friendly low-temperature heat-set type transparent matte gloss oil

A thermosetting, matte technology, used in coatings, polyurea/polyurethane coatings, etc., can solve problems such as high temperature and affect the quality of printed matter, improve adhesion, improve the poor flexibility of varnish, The effect of improving weather resistance

Inactive Publication Date: 2016-08-31
SUZHOU ZHONGYA INK
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The existing transparent matte varnish generally requires a higher temperature for thermosetting, which affects the quality of printed matter

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0016] An environmentally friendly low-temperature thermosetting transparent matte varnish, prepared from the following components in parts by mass: 8 parts of vinyl chloride resin solution, 18 parts of polyurethane resin solution with a mass fraction of 30%, 9 parts of matting powder, polyethylene 1 part wax, 30 parts n-propyl acetate, 4.5 parts isopropanol, 1 part adhesion promoter and 30 parts acrylic resin.

[0017] The mass fraction of the vinyl acetate resin liquid is 20%, and it is prepared by dissolving the vinyl vinyl acetate resin powder in a solvent and stirring, and the solvent is mixed with n-propyl acetate and isopropanol according to the mass ratio of 8:2. The model of the vinyl acetate resin is VP-10, the model of the polyurethane resin is LP-950AL, the model of the matting powder is OK-412, which is silicon dioxide, and the polyethylene wax is 3620 polyethylene wax powder , the model of the adhesion promoter is TU-360, and the model of the acrylic resin is T-2...

Embodiment 2

[0019] An environmentally friendly low-temperature thermosetting transparent matte varnish, prepared from the following components in parts by mass: 7.5 parts of vinyl acetate resin solution, 19 parts of polyurethane resin solution with a mass fraction of 30%, 9.5 parts of matting powder, polyethylene 1.5 parts wax, 32 parts n-propyl acetate, 4 parts isopropanol, 1.2 parts adhesion promoter and 30 parts acrylic resin.

[0020] The model of each composition is with embodiment 1.

Embodiment 3

[0022] An environmentally friendly low-temperature thermosetting transparent matte varnish, prepared from the following components in parts by mass: 8.8 parts of vinyl acetate resin solution, 17 parts of polyurethane resin solution with a mass fraction of 30%, 8.5 parts of matting powder, polyethylene 1 part wax, 30 parts n-propyl acetate, 4.2 parts isopropanol, 1 part adhesion promoter and 32 parts acrylic resin.

[0023] The model of each composition is with embodiment 1.

[0024] The preparation method of above-mentioned three embodiments is as follows:

[0025] 1) Prepare materials, weigh the components of the formula weight for later use;

[0026] 2) Prepare vinyl acetate resin solution, first mix n-propyl acetate and isopropanol according to the mass ratio of 8:2 to form a solvent, then mix vinyl acetate resin powder with solvent to obtain vinyl vinyl acetate resin with a mass fraction of 20% liquid;

[0027] 3) Stir, mix the vinyl acetate resin solution in parts by w...

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PUM

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Abstract

The invention discloses environment-friendly low-temperature heat-set type transparent matte gloss oil. The oil is prepared from, by mass, 7-9 parts of vinyl chloride-vinyl acetate resin liquid, 16-20 parts of polyurethane resin liquid with mass percentage of 30%, 8-10 parts of matting agent, 0.5-2 parts of polyethylene wax, 25-35 parts of n-propyl acetate, 3-5 parts of isopropanol, 0.5-1.5 parts of adhesion promoter and 25-40 parts of acrylic resin. The mass percentage of vinyl chloride-vinyl acetate resin liquid is 20%. Vinyl chloride-vinyl acetate resin powder is dissolved in solvent to be stirred so that vinyl chloride-vinyl acetate resin liquid can be prepared. Solvent is formed by mixing n-propyl acetate with isopropanol according to the mass ratio of 8:2. The problem that gloss oil flexibility is poor when gloss oil is applied to a printed product at low temperature can be remarkably improved, adhesion of the gloss oil is improved, the matte effect required by the printed product is achieved, and weather resistance, waterproofing performance and wear resistance of the printed product are improved.

Description

technical field [0001] The invention relates to the technical field of varnish, in particular to an environment-friendly low-temperature thermosetting transparent matte varnish. Background technique [0002] Glazing is an important means of post-press finishing, mainly by coating (or spraying, printing) a layer of transparent paint on the surface of the printed matter, and forming a thin and uniform coating on the surface of the printed matter after leveling, drying, calendering, and curing. The transparent bright layer is a process or technology that enhances the smoothness of the surface of the carrier and protects the fine decoration of printed graphics. Glazing can not only enhance the surface gloss and protect printed graphics, but also does not affect the recycling of paper. Therefore, it is widely used in the surface processing of printed products such as packaging cartons, books, picture albums, and posters. The existing transparent matte varnish generally needs a ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C09D133/00C09D175/04C09D127/06C09D7/12C09D7/00
CPCC09D133/00C08L2201/10C08L2205/035C09D7/20C09D7/61C09D7/65
Inventor 张东明
Owner SUZHOU ZHONGYA INK
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